Introduction to OpenvSwitch

1)
What is ovs-vsctl ?
* The ovs−vsctl program configures ovs−vswitchd by providing a high−level interface to its configuration database.

https://nsrc.org/workshops/2014/nznog-sdn/raw-attachment/wiki/Agenda/OpenVSwitch.pdf

a)
Prints a brief overview of the Open vSwitch database contents.
#sudo ovs-vsctl show

b)
List all bridges
#sudo ovs-vsctl list-br

c)
List all ports on a bridge
#sudo ovs-vsctl list-ports
#sudo ovs-vsctl list-ports br-ex

d)
List all interfaces
#sudo ovs-vsctl list-ifaces
#sudo ovs-vsctl list-ifaces br-ex

e)
Database Commands
-----------------------------
e1)
List content in the "Bridge" table
#sudo ovs-vsctl list Bridge
#sudo ovs-vsctl --format=table list Bridge
sudo ovs-vsctl --format=table --columns=name,external_ids,status  list Bridge

e2)
List content in the "Port" table
#sudo ovs-vsctl list Port
#sudo ovs-vsctl --format=table list Port

e3)
List content in the "Interface" table
#sudo ovs-vsctl list Interface
#sudo ovs-vsctl --format=table list Interface